<?php

class UnitController extends Controller
{

    /**
     * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
     * using two-column layout. See 'protected/views/layouts/column2.php'.
     */
    public $layout = '//layouts/column2';

    /**
     * @return array action filters
     */
    public function filters()
    {
        return array(
            'accessControl', // perform access control for CRUD operations
        );
    }

    /**
     * Specifies the access control rules.
     * This method is used by the 'accessControl' filter.
     * @return array access control rules
     */
    public function accessRules()
    {
        return array(
            array('allow', // allow all users to perform 'index' and 'view' actions
                'actions' => array(''),
                'users' => array('*'),
            ),
            array('allow', // allow authenticated user to perform 'create' and 'update' actions
                'actions' => array('create', 'update', 'delete', 'index', 'view'),
                'users' => array('@'),
            ),
            array('allow', // allow admin user to perform 'admin' and 'delete' actions
                'actions' => array('admin'),
                'users' => array('admin'),
            ),
            array('deny', // deny all users
                'users' => array('*'),
            ),
        );
    }

    /**
     * Displays a particular model.
     * @param integer $id the ID of the model to be displayed
     */
    public function actionView($id)
    {
        $this->render('view', array(
            'model' => $this->loadModel($id),
        ));
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate()
    {
        $model = new Unit;

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if (isset($_POST['Unit']))
        {
            $post_name = trim($_POST['Unit']['name']);
            $temp = Unit::model()->findByAttributes(array('name'=>$post_name));
            switch ($temp)
            {
                case TRUE:
                    $result = array('status' => 0, 'msg' => '');
                    $result['msg'] = '部门已存在';
                    echo json_encode($result);
                    Yii::app()->end();
                case null:
                    $result = array('status' => 0, 'msg' => '');
                    $result['msg'] = '请输入部门名称';
                    echo json_encode($result);
                    Yii::app()->end();
                default:
                    $this->stat_prompt($model);
                    break;
            }
        }

        $this->render('create', array(
            'model' => $model,
        ));
    }

    /**
     * Updates a particular model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id the ID of the model to be updated
     */
    public function actionUpdate($id)
    {
        $model = $this->loadModel($id);

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if (isset($_POST['Unit']))
        {
            $model->attributes = $_POST['Unit'];
            if ($model->save())
                $this->redirect(array('view', 'id' => $model->id));
        }

        $this->render('update', array(
            'model' => $model,
        ));
    }

    /**
     * Deletes a particular model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id the ID of the model to be deleted
     */
    public function actionDelete($id)
    {
//        if (Yii::app()->request->isPostRequest)
//        {
        // we only allow deletion via POST request
        $this->loadModel($id)->delete();

        // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
        if (!isset($_GET['ajax']))
            $this->redirect(array('index'));
//        }
        else
            throw new CHttpException(400, 'Invalid request. Please do not repeat this request again.');
    }

    /**
     * Lists all models.
     */
    public function actionIndex()
    {
        $dataProvider = new EMongoDocumentDataProvider('Unit');
        $this->render('index', array(
            'dataProvider' => $dataProvider,
        ));
    }

    /**
     * Manages all models.
     */
    public function actionAdmin()
    {
        $model = new Unit('search');
        $model->unsetAttributes();

        if (isset($_GET['Unit']))
            $model->setAttributes($_GET['Unit']);

        $this->render('admin', array(
            'model' => $model
        ));
    }

    /**
     * Returns the data model based on the primary key given in the GET variable.
     * If the data model is not found, an HTTP exception will be raised.
     * @param integer the ID of the model to be loaded
     */
    public function loadModel($id)
    {
        $model = Unit::model()->findByPk($id);
        if ($model === null)
            throw new CHttpException(404, 'The requested page does not exist.');
        return $model;
    }

    /**
     * Performs the AJAX validation.
     * @param CModel the model to be validated
     */
    protected function performAjaxValidation($model)
    {
        if (isset($_POST['ajax']) && $_POST['ajax'] === 'unit-form')
        {
            echo CActiveForm::validate($model);
            Yii::app()->end();
        }
    }

    public function stat_prompt($model, $type = 'create')
    {
        $result = array('status' => 0, 'msg' => '');
        if ($_SERVER['REQUEST_METHOD'] == 'POST')
        {
            $res = CActiveForm::validate($model);
            $res_array = json_decode($res, true);
            
            if ($type == 'create')
            {
                $id = Admin::model()->auto_id($model);
                $_POST['Unit']['id'] = $id;
            }
            
            $model->attributes = $_POST['Unit'];
            switch ($model->save())
            {
                case TRUE:
                    $result['status'] = 1;
                    $result['msg'] = $type === 'create' ? '创建成功' : '修改成功';
                    $result['url'] = 'index.php?r=unit';
                    break;
                case FALSE:
                    $result['msg'] = current($res_array);
                    break;
            }
        }
        echo json_encode($result);
        Yii::app()->end();
    }

}

